CVE-2014-3971: MongoDB

Medium severity, CVSS 5.0. EPSS: 1.5% chance of exploitation in the next 30 days.

The CmdAuthenticate::_authenticateX509 function in db/commands/authentication_commands.cpp in mongod in MongoDB 2.6.x before 2.6.2 allows remote attackers to cause a denial of service (daemon crash) by attempting authentication with an invalid X.509 client certificate.

Affected products

• MongoDB MongoDB: version 2.6.0 only; version 2.6.1 only

Published 2014-12-25. Last modified 2026-06-17.